# list
# list = []
list = [1, 2, 3]
list.append(1)
list.append('2')
list.append('2')
list.append('test')
# print list

# dictionarry
# dict={}
dict = {'key': 'val'}
dict['key1'] = 'val1'
dict['key2'] = 'val2'
dict['key3'] = list
dict[1] = '1val1'
# print dict

# set
set1 = set(list)
set1.add(6)
# print set1

# tuple
tuple1 = (1, 2, 2, 3)   # have repeat
# print tuple1
